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Search: Posts Made By: DozyWannabe
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Forum: Tech Log
20th Dec 2007, 21:17
Replies: 387
Views: 75,817
Posted By DozyWannabe

But the problem is that you are presenting your...

But the problem is that you are presenting your opinion of that cause as a fact, and taking it personally when anyone makes any point which deviates from your opinion.

So in your experience, the...
Forum: Tech Log
20th Dec 2007, 02:04
Replies: 387
Views: 75,817
Posted By DozyWannabe

Or they're just stepping up inspections to be on...

Or they're just stepping up inspections to be on the safe side. Who knows?
Forum: Tech Log
3rd Feb 2007, 00:40
Replies: 387
Views: 75,817
Posted By DozyWannabe

At the risk of looking like a hawk (not to...

At the risk of looking like a hawk (not to mention a tiresome bore) on this thread, I think that it's fairly obvious that there is nothing wrong with the type concerned as long as pilots fly it as...
Forum: Tech Log
2nd Feb 2007, 17:29
Replies: 387
Views: 75,817
Posted By DozyWannabe

I know I'm no professional pilot, but I thought I...

I know I'm no professional pilot, but I thought I answered this one before:
Forum: Tech Log
28th Jan 2007, 15:41
Replies: 387
Views: 75,817
Posted By DozyWannabe

Accepting that as your opinion, I'm coming at...

Accepting that as your opinion, I'm coming at this from an engineering rather than an aviation perspective. Empirically speaking, the fewer moving parts you have within a system, the less parts you...
Forum: Tech Log
28th Jan 2007, 12:52
Replies: 387
Views: 75,817
Posted By DozyWannabe

Ditto, and as the only way to make a manual...

Ditto, and as the only way to make a manual system work on an aircraft of that size would be to fit pilots with cybernetic legs there's always going to be that trade-off.
Misd-again: Regardless of...
Forum: Tech Log
27th Jan 2007, 10:51
Replies: 387
Views: 75,817
Posted By DozyWannabe

Cheers, will have a nosey. [UPDATE] Had a...

Cheers, will have a nosey.

[UPDATE] Had a nosey. Hmm, been a while since I read this - interesting to note that Douglas's DC-9 and all later derivatives (including 717) also use a variable stop...
Forum: Tech Log
26th Jan 2007, 08:42
Replies: 387
Views: 75,817
Posted By DozyWannabe

Got a page number handy? Must have missed that...

Got a page number handy? Must have missed that nugget...

Interesting if so, but I still don't think you can blame them entirely - because no matter the system used and no matter how sensitive it...
Forum: Tech Log
25th Jan 2007, 09:13
Replies: 387
Views: 75,817
Posted By DozyWannabe

OK, so what kind of cognitive dissonance is going...

OK, so what kind of cognitive dissonance is going on here to derive this...

from what barit, myself and a host of others actually said, which is this:

(Emphasis mine)


It's not just about...
Forum: Tech Log
24th Jan 2007, 13:54
Replies: 387
Views: 75,817
Posted By DozyWannabe

Since when has a single manufacturer's methods...

Since when has a single manufacturer's methods been 'usual'? As I understand it, there are differences in the load limiting method used by every manufacturer.


Why should they? It's not like...
Forum: Tech Log
18th Jan 2007, 20:39
Replies: 387
Views: 75,817
Posted By DozyWannabe

I repeat Mad (Flt) Scientists reply from earlier,...

I repeat Mad (Flt) Scientists reply from earlier, which you've apparently missed - or maybe you're wilfully ignoring:


I'd be tempted to be more specific and say that you'd be grounding every...
Forum: Tech Log
12th Jan 2007, 23:09
Replies: 387
Views: 75,817
Posted By DozyWannabe

That's why accident reports as a rule are...

That's why accident reports as a rule are findings of fact rather than attempts to apportion blame. While you do get the occasional incident where gross negligence on the part of a single party...
Forum: Tech Log
8th Jan 2007, 18:27
Replies: 387
Views: 75,817
Posted By DozyWannabe

Not an A300 pilot, but I hope this helps... ...

Not an A300 pilot, but I hope this helps...

http://www.ntsb.gov/events/2001/AA587/exhibits/241835.pdf

Contains a graph showing pedal travel limitation vs. IAS.
Forum: Tech Log
8th Jan 2007, 15:31
Replies: 387
Views: 75,817
Posted By DozyWannabe

The pilots were expecting a significant wake...

The pilots were expecting a significant wake encounter, and were cautioned to expect it by the tower - it could be argued that by the tone of voice on the CVR, the handling pilot wasn't too happy...
Forum: Tech Log
7th Jan 2007, 21:13
Replies: 387
Views: 75,817
Posted By DozyWannabe

This still nags at my thinking on the...

This still nags at my thinking on the subject.[/QUOTE]
Because according to the NTSB's scan of the fracture surface of the recovered section of the tail and attaching lugs, there was no pre-existing...
Forum: Tech Log
5th Jan 2007, 22:38
Replies: 387
Views: 75,817
Posted By DozyWannabe

http://www.ntsb.gov/events/2001/AA587/presentation...

http://www.ntsb.gov/events/2001/AA587/presentations/04_materials.pdf

The NTSB did a full fractographic and electron microscope scan of the surface of the vertical stab and there was no dangerous...
Forum: Tech Log
5th Jan 2007, 21:53
Replies: 387
Views: 75,817
Posted By DozyWannabe

Obtuse doesn't even begin to describe it. :ugh: ...

Obtuse doesn't even begin to describe it. :ugh:

For the last time:

- No-one placed the sole cause, let alone blame, on the pilot.
- The most documented cases of composite fatigue happened...
Forum: Tech Log
5th Jan 2007, 20:59
Replies: 387
Views: 75,817
Posted By DozyWannabe

You're absolutely correct sir. As I stated...

You're absolutely correct sir. As I stated below, I don't think any manufacturer would do that, and in fact it would probably have a negative impact of safety were the company to be scuttled rather...
Forum: Tech Log
5th Jan 2007, 08:07
Replies: 387
Views: 75,817
Posted By DozyWannabe

They also spent a considerable amount of money...

They also spent a considerable amount of money coming up with their own report saying that the crashes were both likely to be a result of pilot input rather than a design fault with the rudder system...
Forum: Tech Log
1st Jan 2007, 16:35
Replies: 387
Views: 75,817
Posted By DozyWannabe

I know I'm not Barit1, but I think it's worth...

I know I'm not Barit1, but I think it's worth pointing out that 'No Highway' was written in 1948, and very much described procedures as they were at the time. The AAIB and NTSB didn't even exist...
Forum: Tech Log
30th Dec 2006, 19:27
Replies: 387
Views: 75,817
Posted By DozyWannabe

Probably because they were not invited to. In...

Probably because they were not invited to. In any case, the only precursor for such an event would be the 737 rudder / 727 wake encounter tests that were performed in the lee of the USAir 427...
Forum: Tech Log
27th Dec 2006, 16:43
Replies: 387
Views: 75,817
Posted By DozyWannabe

What you're describing are the precise...

What you're describing are the precise conclusions of the investigations - the rudder reversal induced vertical stab separation, which induced yaw and spin, which induced engine separation.


Got...
Forum: Tech Log
27th Dec 2006, 02:27
Replies: 387
Views: 75,817
Posted By DozyWannabe

But it was more than just a rudder over, ssg. It...

But it was more than just a rudder over, ssg. It was repeated contrary motions, in a sideslip, following a wake turbulence event. I don't think anyone would risk flight testing that situation...
Forum: Tech Log
23rd Dec 2006, 22:16
Replies: 387
Views: 75,817
Posted By DozyWannabe

Hadn't heard about that one, it's important, but...

Hadn't heard about that one, it's important, but not likely to be related - I found this article, and it cautions that Airbus and Boeing were watching it closely....
Forum: Tech Log
22nd Dec 2006, 23:21
Replies: 387
Views: 75,817
Posted By DozyWannabe

Found it: ...

Found it:

http://www.cs.york.ac.uk/hise/safety-critical-archive/2004/0735.html

Jon, you may find this part interesting:



Airbus could not give the precise load to failure figures on the...
Forum: Tech Log
22nd Dec 2006, 23:08
Replies: 387
Views: 75,817
Posted By DozyWannabe

Pretty much exactly correct, according to my old...

Pretty much exactly correct, according to my old teacher's RISK bulletins.

Also worth noting is that the A300 series has a very powerful rudder, with the moving parts taking up a significant...
Showing results 1 to 26 of 26


 
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